The British War Blue Book: Miscellaneous No. 9 (1939) Documents concerning German-polish Relations and the Outbreak of Hostilities between Great Britain and Germany on September 3, 1939Great Britain. Foreign Office.
Farrar & Rinehart, 1939

Britain, Persia and Petroleum: Roger Howard Asks How the Discovery of Oil, One Hundred Years Ago This Month, Affected Relations between Britain and Persia in the Early Twentieth CenturyHoward, Roger.
History Today, Vol. 58, No. 5, May 2008